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  <div class="headertitle">
<div class="title">qwt_plot_canvas.cpp</div>  </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/******************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright (C) 1997   Josef Wilgen</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *****************************************************************************/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#include &quot;qwt_plot_canvas.h&quot;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &quot;qwt_painter.h&quot;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &quot;qwt_plot.h&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160; </div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;qpainter.h&gt;</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;qpainterpath.h&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;qevent.h&gt;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160; </div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="keyword">class </span>QwtPlotCanvas::PrivateData</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;{</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;    PrivateData()</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;        : <a class="code" href="class_qwt_plot_canvas.html#ac656d1b06a71a416a39287a612e15bc5">backingStore</a>( NULL )</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;    {</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;    }</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;    ~PrivateData()</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;    {</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;        <span class="keyword">delete</span> <a class="code" href="class_qwt_plot_canvas.html#ac656d1b06a71a416a39287a612e15bc5">backingStore</a>;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    }</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    <a class="code" href="class_qwt_plot_canvas.html#a01ad98e778d75e157eaddfa860624565">QwtPlotCanvas::PaintAttributes</a> paintAttributes;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    QPixmap* <a class="code" href="class_qwt_plot_canvas.html#ac656d1b06a71a416a39287a612e15bc5">backingStore</a>;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;};</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a8b0cd76cd283f8f35331dfc7543cbf89">   41</a></span>&#160;<a class="code" href="class_qwt_plot_canvas.html#a8b0cd76cd283f8f35331dfc7543cbf89">QwtPlotCanvas::QwtPlotCanvas</a>( <a class="code" href="class_qwt_plot.html">QwtPlot</a>* plot )</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    : QFrame( plot )</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    , <a class="code" href="class_qwt_plot_abstract_canvas.html">QwtPlotAbstractCanvas</a>( this )</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;{</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    m_data = <span class="keyword">new</span> PrivateData;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160; </div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <a class="code" href="class_qwt_plot_canvas.html#a7859beb87bcef4fd53f99e7c87104e27">setPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3">QwtPlotCanvas::BackingStore</a>, <span class="keyword">true</span> );</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    <a class="code" href="class_qwt_plot_canvas.html#a7859beb87bcef4fd53f99e7c87104e27">setPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f">QwtPlotCanvas::Opaque</a>, <span class="keyword">true</span> );</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    <a class="code" href="class_qwt_plot_canvas.html#a7859beb87bcef4fd53f99e7c87104e27">setPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70">QwtPlotCanvas::HackStyledBackground</a>, <span class="keyword">true</span> );</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160; </div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    setLineWidth( 2 );</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    setFrameShadow( QFrame::Sunken );</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    setFrameShape( QFrame::Panel );</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;}</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160; </div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a320320bbb1b511c0c37fb2452a7f4404">   57</a></span>&#160;<a class="code" href="class_qwt_plot_canvas.html#a320320bbb1b511c0c37fb2452a7f4404">QwtPlotCanvas::~QwtPlotCanvas</a>()</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;{</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keyword">delete</span> m_data;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;}</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a7859beb87bcef4fd53f99e7c87104e27">   70</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_canvas.html#a7859beb87bcef4fd53f99e7c87104e27">QwtPlotCanvas::setPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f">PaintAttribute</a> attribute, <span class="keywordtype">bool</span> on )</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;{</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keywordflow">if</span> ( <span class="keywordtype">bool</span>( m_data-&gt;paintAttributes &amp; attribute ) == on )</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160; </div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <span class="keywordflow">if</span> ( on )</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;        m_data-&gt;paintAttributes |= attribute;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        m_data-&gt;paintAttributes &amp;= ~attribute;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160; </div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <span class="keywordflow">switch</span> ( attribute )</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    {</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3">BackingStore</a>:</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        {</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;            <span class="keywordflow">if</span> ( on )</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;            {</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;                <span class="keywordflow">if</span> ( m_data-&gt;backingStore == NULL )</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;                    m_data-&gt;backingStore = <span class="keyword">new</span> QPixmap();</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;                <span class="keywordflow">if</span> ( isVisible() )</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;                {</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="preprocessor">#if QT_VERSION &gt;= 0x050000</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;                    *m_data-&gt;backingStore = grab( rect() );</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;                    *m_data-&gt;backingStore =</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;                        QPixmap::grabWidget( <span class="keyword">this</span>, rect() );</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;                }</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;            }</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;            {</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                <span class="keyword">delete</span> m_data-&gt;backingStore;</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;                m_data-&gt;backingStore = NULL;</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;            }</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        }</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        <span class="keywordflow">case</span> <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f">Opaque</a>:</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;        {</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;            <span class="keywordflow">if</span> ( on )</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;                setAttribute( Qt::WA_OpaquePaintEvent, <span class="keyword">true</span> );</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160; </div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        }</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;        {</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;            <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        }</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    }</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;}</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160; </div>
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">  127</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">QwtPlotCanvas::testPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f">PaintAttribute</a> attribute )<span class="keyword"> const</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <span class="keywordflow">return</span> m_data-&gt;paintAttributes &amp; attribute;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;}</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160; </div>
<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#ac656d1b06a71a416a39287a612e15bc5">  133</a></span>&#160;<span class="keyword">const</span> QPixmap* <a class="code" href="class_qwt_plot_canvas.html#ac656d1b06a71a416a39287a612e15bc5">QwtPlotCanvas::backingStore</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    <span class="keywordflow">return</span> m_data-&gt;backingStore;</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;}</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160; </div>
<div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#adafbfa908b2d3b6cf9c20aa6cf9abe27">  139</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_canvas.html#adafbfa908b2d3b6cf9c20aa6cf9abe27">QwtPlotCanvas::invalidateBackingStore</a>()</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;{</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;    <span class="keywordflow">if</span> ( m_data-&gt;backingStore )</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        *m_data-&gt;backingStore = QPixmap();</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;}</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160; </div>
<div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">  151</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">QwtPlotCanvas::event</a>( QEvent* event )</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;{</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;    <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">event</a>-&gt;type() == QEvent::PolishRequest )</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    {</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">testPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f">QwtPlotCanvas::Opaque</a> ) )</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        {</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;            <span class="comment">// Setting a style sheet changes the</span></div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;            <span class="comment">// Qt::WA_OpaquePaintEvent attribute, but we insist</span></div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;            <span class="comment">// on painting the background.</span></div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;            setAttribute( Qt::WA_OpaquePaintEvent, <span class="keyword">true</span> );</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        }</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    }</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160; </div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">event</a>-&gt;type() == QEvent::PolishRequest ||</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">event</a>-&gt;type() == QEvent::StyleChange )</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    {</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        <a class="code" href="class_qwt_plot_abstract_canvas.html#a4f54ce793996e1cd2276e1d34f973205">updateStyleSheetInfo</a>();</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    }</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160; </div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    <span class="keywordflow">return</span> QFrame::event( <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">event</a> );</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;}</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160; </div>
<div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a0c76b4c157440e04d582776944fa63fd">  178</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_canvas.html#a0c76b4c157440e04d582776944fa63fd">QwtPlotCanvas::paintEvent</a>( QPaintEvent* event )</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;{</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    QPainter painter( <span class="keyword">this</span> );</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    painter.setClipRegion( <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">event</a>-&gt;region() );</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160; </div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">testPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3">QwtPlotCanvas::BackingStore</a> ) &amp;&amp;</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        m_data-&gt;backingStore != NULL )</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;    {</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        QPixmap&amp; bs = *m_data-&gt;backingStore;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        <span class="keywordflow">if</span> ( bs.size() != size() * <a class="code" href="class_qwt_painter.html#abcd52c8648b02d72a44851578f3b5ed7">QwtPainter::devicePixelRatio</a>( &amp;bs ) )</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;        {</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;            bs = <a class="code" href="class_qwt_painter.html#ad1acc33fc6d94791852d9c07d7e1e94e">QwtPainter::backingStore</a>( <span class="keyword">this</span>, size() );</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160; </div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;            <span class="keywordflow">if</span> ( testAttribute(Qt::WA_StyledBackground) )</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;            {</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;                QPainter p( &amp;bs );</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;                <a class="code" href="class_qwt_plot_abstract_canvas.html#aa697dd86bc0fb1a2688f5eec6a61c570">drawStyled</a>( &amp;p, <a class="code" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">testPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70">HackStyledBackground</a> ) );</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;            }</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;            {</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;                QPainter p;</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;                <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_abstract_canvas.html#a77c7d64477d23aedc75b866e5a9940c2">borderRadius</a>() &lt;= 0.0 )</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;                {</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                    <a class="code" href="class_qwt_painter.html#ab3207c4d8ee4ce7fd472f8faefb93657">QwtPainter::fillPixmap</a>( <span class="keyword">this</span>, bs );</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                    p.begin( &amp;bs );</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                    <a class="code" href="class_qwt_plot_abstract_canvas.html#aa631df03151913fa349cfd7408ecadae">drawCanvas</a>( &amp;p );</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;                }</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;                <span class="keywordflow">else</span></div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;                {</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;                    p.begin( &amp;bs );</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;                    <a class="code" href="class_qwt_plot_abstract_canvas.html#a377a99395d6d41b4ef5d168d3364a62b">drawUnstyled</a>( &amp;p );</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;                }</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160; </div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;                <span class="keywordflow">if</span> ( frameWidth() &gt; 0 )</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;                    <a class="code" href="class_qwt_plot_canvas.html#ae00ca15406e898458ebab345e9618248">drawBorder</a>( &amp;p );</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;            }</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;        }</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160; </div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        painter.drawPixmap( 0, 0, *m_data-&gt;backingStore );</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    }</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;    {</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;        <span class="keywordflow">if</span> ( testAttribute(Qt::WA_StyledBackground ) )</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;        {</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;            <span class="keywordflow">if</span> ( testAttribute( Qt::WA_OpaquePaintEvent ) )</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;            {</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;                <a class="code" href="class_qwt_plot_abstract_canvas.html#aa697dd86bc0fb1a2688f5eec6a61c570">drawStyled</a>( &amp;painter, <a class="code" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">testPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70">HackStyledBackground</a> ) );</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;            }</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;            {</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;                <a class="code" href="class_qwt_plot_abstract_canvas.html#aa631df03151913fa349cfd7408ecadae">drawCanvas</a>( &amp;painter );</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;            }</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;        }</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;        {</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;            <span class="keywordflow">if</span> ( testAttribute( Qt::WA_OpaquePaintEvent ) )</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;            {</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;                <span class="keywordflow">if</span> ( autoFillBackground() )</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;                {</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;                    <a class="code" href="class_qwt_plot_abstract_canvas.html#a0427d621552a00c343c6e5fc93d99162">fillBackground</a>( &amp;painter );</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;                    <a class="code" href="class_qwt_plot_abstract_canvas.html#a2143778283984cecb89759205f454e64">drawBackground</a>( &amp;painter );</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;                }</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;            }</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;            {</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;                <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_abstract_canvas.html#a77c7d64477d23aedc75b866e5a9940c2">borderRadius</a>() &gt; 0.0 )</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;                {</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;                    QPainterPath clipPath;</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;                    clipPath.addRect( rect() );</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;                    clipPath = clipPath.subtracted( <a class="code" href="class_qwt_plot_canvas.html#af21afcc5f858ab70afb589b32c856ca1">borderPath</a>( rect() ) );</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160; </div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;                    painter.save();</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160; </div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;                    painter.setClipPath( clipPath, Qt::IntersectClip );</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;                    <a class="code" href="class_qwt_plot_abstract_canvas.html#a0427d621552a00c343c6e5fc93d99162">fillBackground</a>( &amp;painter );</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;                    <a class="code" href="class_qwt_plot_abstract_canvas.html#a2143778283984cecb89759205f454e64">drawBackground</a>( &amp;painter );</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160; </div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;                    painter.restore();</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;                }</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;            }</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160; </div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;            <a class="code" href="class_qwt_plot_abstract_canvas.html#aa631df03151913fa349cfd7408ecadae">drawCanvas</a>( &amp;painter );</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160; </div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;            <span class="keywordflow">if</span> ( frameWidth() &gt; 0 )</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;                <a class="code" href="class_qwt_plot_canvas.html#ae00ca15406e898458ebab345e9618248">drawBorder</a>( &amp;painter );</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;        }</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;    }</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160; </div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;    <span class="keywordflow">if</span> ( hasFocus() &amp;&amp; <a class="code" href="class_qwt_plot_abstract_canvas.html#a495fd02cb4d3bef4bb34191db1f5d08c">focusIndicator</a>() == <a class="code" href="class_qwt_plot_abstract_canvas.html#af25d84f7db52c78294f0413f2c8e1981af4f3227062ae3588fb2a8650962c4236">CanvasFocusIndicator</a> )</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;        <a class="code" href="class_qwt_plot_abstract_canvas.html#ad38a26aca5a3b20033b34a95b97383cc">drawFocusIndicator</a>( &amp;painter );</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;}</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160; </div>
<div class="line"><a name="l00276"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#ae00ca15406e898458ebab345e9618248">  276</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_canvas.html#ae00ca15406e898458ebab345e9618248">QwtPlotCanvas::drawBorder</a>( QPainter* painter )</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;{</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;    <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_abstract_canvas.html#a77c7d64477d23aedc75b866e5a9940c2">borderRadius</a>() &lt;= 0 )</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;    {</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;        drawFrame( painter );</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;        <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;    }</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160; </div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;    <a class="code" href="class_qwt_plot_abstract_canvas.html#a979b759498bc7c72943d37f4d483d93e">QwtPlotAbstractCanvas::drawBorder</a>( painter );</div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;}</div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160; </div>
<div class="line"><a name="l00291"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a801c9beb7def26a1e51df50818e3fc45">  291</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_canvas.html#a801c9beb7def26a1e51df50818e3fc45">QwtPlotCanvas::resizeEvent</a>( QResizeEvent* event )</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;{</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;    QFrame::resizeEvent( <a class="code" href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">event</a> );</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    <a class="code" href="class_qwt_plot_abstract_canvas.html#a4f54ce793996e1cd2276e1d34f973205">updateStyleSheetInfo</a>();</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;}</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160; </div>
<div class="line"><a name="l00301"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#a1548423348c29001ee2b6fd1c0f9f033">  301</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="class_qwt_plot_canvas.html#a1548423348c29001ee2b6fd1c0f9f033">QwtPlotCanvas::replot</a>()</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;{</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;    <a class="code" href="class_qwt_plot_canvas.html#adafbfa908b2d3b6cf9c20aa6cf9abe27">invalidateBackingStore</a>();</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160; </div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">testPaintAttribute</a>( <a class="code" href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa91fb95b7ec380cc5d517195c2ae6368f">QwtPlotCanvas::ImmediatePaint</a> ) )</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;        repaint( contentsRect() );</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;        update( contentsRect() );</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;}</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160; </div>
<div class="line"><a name="l00320"></a><span class="lineno"><a class="line" href="class_qwt_plot_canvas.html#af21afcc5f858ab70afb589b32c856ca1">  320</a></span>&#160;QPainterPath <a class="code" href="class_qwt_plot_canvas.html#af21afcc5f858ab70afb589b32c856ca1">QwtPlotCanvas::borderPath</a>( <span class="keyword">const</span> QRect&amp; rect )<span class="keyword"> const</span></div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="class_qwt_plot_abstract_canvas.html#a9642475627e053a34aa86d8eee7ee76b">canvasBorderPath</a>( rect );</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;}</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160; </div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;<span class="preprocessor">#if QWT_MOC_INCLUDE</span></div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;<span class="preprocessor">#include &quot;moc_qwt_plot_canvas.cpp&quot;</span></div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclass_qwt_painter_html_ab3207c4d8ee4ce7fd472f8faefb93657"><div class="ttname"><a href="class_qwt_painter.html#ab3207c4d8ee4ce7fd472f8faefb93657">QwtPainter::fillPixmap</a></div><div class="ttdeci">static void fillPixmap(const QWidget *, QPixmap &amp;, const QPoint &amp;offset=QPoint())</div><div class="ttdef"><b>Definition:</b> <a href="qwt__painter_8cpp_source.html#l01311">qwt_painter.cpp:1311</a></div></div>
<div class="ttc" id="aclass_qwt_painter_html_abcd52c8648b02d72a44851578f3b5ed7"><div class="ttname"><a href="class_qwt_painter.html#abcd52c8648b02d72a44851578f3b5ed7">QwtPainter::devicePixelRatio</a></div><div class="ttdeci">static qreal devicePixelRatio(const QPaintDevice *)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__painter_8cpp_source.html#l01491">qwt_painter.cpp:1491</a></div></div>
<div class="ttc" id="aclass_qwt_painter_html_ad1acc33fc6d94791852d9c07d7e1e94e"><div class="ttname"><a href="class_qwt_painter.html#ad1acc33fc6d94791852d9c07d7e1e94e">QwtPainter::backingStore</a></div><div class="ttdeci">static QPixmap backingStore(QWidget *, const QSize &amp;)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__painter_8cpp_source.html#l01525">qwt_painter.cpp:1525</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html">QwtPlotAbstractCanvas</a></div><div class="ttdoc">Base class for all type of plot canvases.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8h_source.html#l00021">qwt_plot_abstract_canvas.h:22</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a0427d621552a00c343c6e5fc93d99162"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a0427d621552a00c343c6e5fc93d99162">QwtPlotAbstractCanvas::fillBackground</a></div><div class="ttdeci">void fillBackground(QPainter *)</div><div class="ttdoc">Helper function for the derived plot canvas.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00696">qwt_plot_abstract_canvas.cpp:696</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a2143778283984cecb89759205f454e64"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a2143778283984cecb89759205f454e64">QwtPlotAbstractCanvas::drawBackground</a></div><div class="ttdeci">virtual void drawBackground(QPainter *)</div><div class="ttdoc">Helper function for the derived plot canvas.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00690">qwt_plot_abstract_canvas.cpp:690</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a377a99395d6d41b4ef5d168d3364a62b"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a377a99395d6d41b4ef5d168d3364a62b">QwtPlotAbstractCanvas::drawUnstyled</a></div><div class="ttdeci">void drawUnstyled(QPainter *)</div><div class="ttdoc">Helper function for the derived plot canvas.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00702">qwt_plot_abstract_canvas.cpp:702</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a495fd02cb4d3bef4bb34191db1f5d08c"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a495fd02cb4d3bef4bb34191db1f5d08c">QwtPlotAbstractCanvas::focusIndicator</a></div><div class="ttdeci">FocusIndicator focusIndicator() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00578">qwt_plot_abstract_canvas.cpp:578</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a4f54ce793996e1cd2276e1d34f973205"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a4f54ce793996e1cd2276e1d34f973205">QwtPlotAbstractCanvas::updateStyleSheetInfo</a></div><div class="ttdeci">void updateStyleSheetInfo()</div><div class="ttdoc">Update the cached information about the current style sheet.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00835">qwt_plot_abstract_canvas.cpp:835</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a77c7d64477d23aedc75b866e5a9940c2"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a77c7d64477d23aedc75b866e5a9940c2">QwtPlotAbstractCanvas::borderRadius</a></div><div class="ttdeci">double borderRadius() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00613">qwt_plot_abstract_canvas.cpp:613</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a9642475627e053a34aa86d8eee7ee76b"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a9642475627e053a34aa86d8eee7ee76b">QwtPlotAbstractCanvas::canvasBorderPath</a></div><div class="ttdeci">QPainterPath canvasBorderPath(const QRect &amp;rect) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00619">qwt_plot_abstract_canvas.cpp:619</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_a979b759498bc7c72943d37f4d483d93e"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#a979b759498bc7c72943d37f4d483d93e">QwtPlotAbstractCanvas::drawBorder</a></div><div class="ttdeci">virtual void drawBorder(QPainter *)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00628">qwt_plot_abstract_canvas.cpp:628</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_aa631df03151913fa349cfd7408ecadae"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#aa631df03151913fa349cfd7408ecadae">QwtPlotAbstractCanvas::drawCanvas</a></div><div class="ttdeci">void drawCanvas(QPainter *)</div><div class="ttdoc">Draw the plot to the canvas.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00803">qwt_plot_abstract_canvas.cpp:803</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_aa697dd86bc0fb1a2688f5eec6a61c570"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#aa697dd86bc0fb1a2688f5eec6a61c570">QwtPlotAbstractCanvas::drawStyled</a></div><div class="ttdeci">void drawStyled(QPainter *, bool)</div><div class="ttdoc">Helper function for the derived plot canvas.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00744">qwt_plot_abstract_canvas.cpp:744</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_ad38a26aca5a3b20033b34a95b97383cc"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#ad38a26aca5a3b20033b34a95b97383cc">QwtPlotAbstractCanvas::drawFocusIndicator</a></div><div class="ttdeci">virtual void drawFocusIndicator(QPainter *)</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8cpp_source.html#l00587">qwt_plot_abstract_canvas.cpp:587</a></div></div>
<div class="ttc" id="aclass_qwt_plot_abstract_canvas_html_af25d84f7db52c78294f0413f2c8e1981af4f3227062ae3588fb2a8650962c4236"><div class="ttname"><a href="class_qwt_plot_abstract_canvas.html#af25d84f7db52c78294f0413f2c8e1981af4f3227062ae3588fb2a8650962c4236">QwtPlotAbstractCanvas::CanvasFocusIndicator</a></div><div class="ttdeci">@ CanvasFocusIndicator</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__abstract__canvas_8h_source.html#l00039">qwt_plot_abstract_canvas.h:39</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a01ad98e778d75e157eaddfa860624565"><div class="ttname"><a href="class_qwt_plot_canvas.html#a01ad98e778d75e157eaddfa860624565">QwtPlotCanvas::PaintAttributes</a></div><div class="ttdeci">QFlags&lt; PaintAttribute &gt; PaintAttributes</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8h_source.html#l00102">qwt_plot_canvas.h:102</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a0c76b4c157440e04d582776944fa63fd"><div class="ttname"><a href="class_qwt_plot_canvas.html#a0c76b4c157440e04d582776944fa63fd">QwtPlotCanvas::paintEvent</a></div><div class="ttdeci">virtual void paintEvent(QPaintEvent *) override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00178">qwt_plot_canvas.cpp:178</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a1548423348c29001ee2b6fd1c0f9f033"><div class="ttname"><a href="class_qwt_plot_canvas.html#a1548423348c29001ee2b6fd1c0f9f033">QwtPlotCanvas::replot</a></div><div class="ttdeci">void replot()</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00301">qwt_plot_canvas.cpp:301</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a320320bbb1b511c0c37fb2452a7f4404"><div class="ttname"><a href="class_qwt_plot_canvas.html#a320320bbb1b511c0c37fb2452a7f4404">QwtPlotCanvas::~QwtPlotCanvas</a></div><div class="ttdeci">virtual ~QwtPlotCanvas()</div><div class="ttdoc">Destructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00057">qwt_plot_canvas.cpp:57</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a3dc8278bd9ce9b9d801706d61e139baf"><div class="ttname"><a href="class_qwt_plot_canvas.html#a3dc8278bd9ce9b9d801706d61e139baf">QwtPlotCanvas::testPaintAttribute</a></div><div class="ttdeci">bool testPaintAttribute(PaintAttribute) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00127">qwt_plot_canvas.cpp:127</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a76066290edb594a71ee09be564563b0f"><div class="ttname"><a href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0f">QwtPlotCanvas::PaintAttribute</a></div><div class="ttdeci">PaintAttribute</div><div class="ttdoc">Paint attributes.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8h_source.html#l00044">qwt_plot_canvas.h:45</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f"><div class="ttname"><a href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa1d10fbb2b1fc3323e8597597684b1f9f">QwtPlotCanvas::Opaque</a></div><div class="ttdeci">@ Opaque</div><div class="ttdoc">Try to fill the complete contents rectangle of the plot canvas.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8h_source.html#l00074">qwt_plot_canvas.h:74</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70"><div class="ttname"><a href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa2a2fee2c1807f8306850e15977bacb70">QwtPlotCanvas::HackStyledBackground</a></div><div class="ttdeci">@ HackStyledBackground</div><div class="ttdoc">Try to improve painting of styled backgrounds.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8h_source.html#l00091">qwt_plot_canvas.h:91</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3"><div class="ttname"><a href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa7b88a46e1414f6d904aa494c89d064f3">QwtPlotCanvas::BackingStore</a></div><div class="ttdeci">@ BackingStore</div><div class="ttdoc">Paint double buffered reusing the content of the pixmap buffer when possible.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8h_source.html#l00057">qwt_plot_canvas.h:57</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a76066290edb594a71ee09be564563b0fa91fb95b7ec380cc5d517195c2ae6368f"><div class="ttname"><a href="class_qwt_plot_canvas.html#a76066290edb594a71ee09be564563b0fa91fb95b7ec380cc5d517195c2ae6368f">QwtPlotCanvas::ImmediatePaint</a></div><div class="ttdeci">@ ImmediatePaint</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8h_source.html#l00100">qwt_plot_canvas.h:99</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a7859beb87bcef4fd53f99e7c87104e27"><div class="ttname"><a href="class_qwt_plot_canvas.html#a7859beb87bcef4fd53f99e7c87104e27">QwtPlotCanvas::setPaintAttribute</a></div><div class="ttdeci">void setPaintAttribute(PaintAttribute, bool on=true)</div><div class="ttdoc">Changing the paint attributes.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00070">qwt_plot_canvas.cpp:70</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a801c9beb7def26a1e51df50818e3fc45"><div class="ttname"><a href="class_qwt_plot_canvas.html#a801c9beb7def26a1e51df50818e3fc45">QwtPlotCanvas::resizeEvent</a></div><div class="ttdeci">virtual void resizeEvent(QResizeEvent *) override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00291">qwt_plot_canvas.cpp:291</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_a8b0cd76cd283f8f35331dfc7543cbf89"><div class="ttname"><a href="class_qwt_plot_canvas.html#a8b0cd76cd283f8f35331dfc7543cbf89">QwtPlotCanvas::QwtPlotCanvas</a></div><div class="ttdeci">QwtPlotCanvas(QwtPlot *=NULL)</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00041">qwt_plot_canvas.cpp:41</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_ab688a1ea4be29806793914bd2f70b0c3"><div class="ttname"><a href="class_qwt_plot_canvas.html#ab688a1ea4be29806793914bd2f70b0c3">QwtPlotCanvas::event</a></div><div class="ttdeci">virtual bool event(QEvent *) override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00151">qwt_plot_canvas.cpp:151</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_ac656d1b06a71a416a39287a612e15bc5"><div class="ttname"><a href="class_qwt_plot_canvas.html#ac656d1b06a71a416a39287a612e15bc5">QwtPlotCanvas::backingStore</a></div><div class="ttdeci">const QPixmap * backingStore() const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00133">qwt_plot_canvas.cpp:133</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_adafbfa908b2d3b6cf9c20aa6cf9abe27"><div class="ttname"><a href="class_qwt_plot_canvas.html#adafbfa908b2d3b6cf9c20aa6cf9abe27">QwtPlotCanvas::invalidateBackingStore</a></div><div class="ttdeci">Q_INVOKABLE void invalidateBackingStore()</div><div class="ttdoc">Invalidate the internal backing store.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00139">qwt_plot_canvas.cpp:139</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_ae00ca15406e898458ebab345e9618248"><div class="ttname"><a href="class_qwt_plot_canvas.html#ae00ca15406e898458ebab345e9618248">QwtPlotCanvas::drawBorder</a></div><div class="ttdeci">virtual void drawBorder(QPainter *) override</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00276">qwt_plot_canvas.cpp:276</a></div></div>
<div class="ttc" id="aclass_qwt_plot_canvas_html_af21afcc5f858ab70afb589b32c856ca1"><div class="ttname"><a href="class_qwt_plot_canvas.html#af21afcc5f858ab70afb589b32c856ca1">QwtPlotCanvas::borderPath</a></div><div class="ttdeci">Q_INVOKABLE QPainterPath borderPath(const QRect &amp;) const</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot__canvas_8cpp_source.html#l00320">qwt_plot_canvas.cpp:320</a></div></div>
<div class="ttc" id="aclass_qwt_plot_html"><div class="ttname"><a href="class_qwt_plot.html">QwtPlot</a></div><div class="ttdoc">A 2-D plotting widget.</div><div class="ttdef"><b>Definition:</b> <a href="qwt__plot_8h_source.html#l00078">qwt_plot.h:79</a></div></div>
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